Mattress



FIG. 1 is a perspective view of a first embodiment of the mattress.

FIG. 2 is a top view of the mattress of FIG. 1.

FIG. 3 is a side view of the mattress of FIG. 1, identical to the opposite side view thereof.

FIG. 4 is an end view of the mattress of FIG. 1, identical to the opposite end view thereof.

FIG. 5 is a perspective view of a second embodiment of the mattress.

FIG. 6 is a top view of the mattress of FIG. 5.

FIG. 7 is a side view of the mattress of FIG. 5, identical to the opposite side view thereof.

FIG. 8 is an end view of the mattress of FIG. 5, identical to the opposite side view thereof.

FIG. 9 is a perspective view of a third embodiment of the mattress.

FIG. 10 is a top view of the mattress of FIG. 9.

FIG. 11 is a side view of the mattress of FIG. 9, identical to the opposite side view thereof; and,

FIG. 12 is an end view of the mattress of FIG. 9, identical to the opposite side view thereof. 

The ornamental designs for the mattress, as shown and described. 